Electronic Components - Resistors & Capacitor

FALUMINUM HOUSED. WIREWOUND RESISTORS

PRECISION POWR RESISTORS
Aluminum Housed (Chassis Mount)

FEATURE:

  • High power rating, small size and ultra precision.
  • Standard winding & non-inductive winding types.
  • High stability, strong construction.

GENERAL SPEC:

  • Wattage Range:
    6 styles to choose ranging from 5 to 250 watts.
  • Resistance Tolerance:
    10%, 5%, 3%, 2%, 1%, 0.5%
  • Operating Temperature Range: -55% to +275
  • Dielectric Strength:
    AH-5 AH-10 AH-25 1000V AH-50 1500V AH-100 AH-250 2500V
  • Temperature Coefficient of Resistance:Standard T.C.:
    add1.gif (64 bytes)30PPM/    oC =10add6.gif (67 bytes) and up, add1.gif (64 bytes)50PPM/oC =1 to 9.99add6.gif (67 bytes)
    add1.gif (64 bytes)90PPM/    oC =below 1add6.gif (67 bytes)

10-2.gif (23595 bytes)

10-1.gif (52727 bytes)

10-3.gif (16096 bytes)

HOW TO ORDER

10-4.gif (5816 bytes)

STANDARD ELECTRICAL SPEC.

Type

MIL
Style

Wattage
Rating

 Resistance Range (add6.gif (67 bytes)) MAX Working (V)

(g)
MAX
Weight

proper heat sink
(aluminum chassis)

AH
Inductive

AHN
Non-inductive

AH

AHN

AH- 5

RE60

5

0.05 ~ 3k

0.1~1k

120

70

3

152X102X51X1t

AH- 10

RE65

10

0.02 ~ 6k

0.03~2.3k

245

180

7

152X102X51X1t

AH- 25

RE70

25

0.012~15k

0.02~5.5k

500

300

15

178X127X51X1t

AH- 50

RE75

50

0.01 ~40k

0.02~12k

1300

600

33

305X305X1.5t

AH-100

RE77

100

0.4 ~50k

0.12~25k

1900

1340

450

305X305X3t

AH-250

RE80

250

0.6 ~80k

0.15~40k

2500

1750

800

305X305X3t
PERFORMANCE
Parameters Test Conditions Specifications
Short Time
Over Load		 5X wattage rating-5sec. add7.gif (65 bytes)Radd1.gif (64 bytes) (0.5%+0.05add6.gif (67 bytes)) MAX
Moisture
Resistance		 Temp 40oC moisture 95% DC 100v500Hr add7.gif (65 bytes)Radd1.gif (64 bytes) (0.5%+0.05add6.gif (67 bytes)) MAX
Moisture
LoadLife		 Temp 40oC moisture 95% 1/10 X wattage rating (1.5Hr ON-0.5Hr OFF) - Repeat 1000Hr add7.gif (65 bytes)Radd1.gif (64 bytes) (0.5%+0.05add6.gif (67 bytes)) MAX
Load Life Load Rating ( chass is mounted) (1.5Hr ON-0.5Hr OFF) Repeat 1000Hr add7.gif (65 bytes)Radd1.gif (64 bytes) (1.5%+0.05add6.gif (67 bytes)) MAX
Vibration 10c/s~50c/s~10c/s (1min)-2Hr each of paralleled and right angle add7.gif (65 bytes)Radd1.gif (64 bytes) (0.2%+0.05add6.gif (67 bytes)) MAX
Heat
Resistance		 275oC 2Hr add7.gif (65 bytes)Radd1.gif (64 bytes) (0.5%+0.05add6.gif (67 bytes)) MAX
Dielectric
Strength		 AH- 5 AH- 10 AH- 25 1000V
AH-50 1500V
AH-100 AH-250 2500V		 add7.gif (65 bytes)Radd1.gif (64 bytes) (0.2%+0.05add6.gif (67 bytes)) MAX
Insulation
Resistance		 Under the same test condition of Dielectric Strength, Load DC500V and measure the Insulation R. 1000Madd6.gif (67 bytes) min
Terminal
Strength
  1. Pull Test (30 sec Min) AH-5 1kg, AH-10 2.3kg, AH-25, AH-50 4.5kg
  2. Torque Test (5~15sec) AH-100 27kg-cm, AH-250 36kg-cm
 add7.gif (65 bytes)Radd1.gif (64 bytes) (0.2%+0.05add6.gif (67 bytes)) MAX
Materials:
  • Encapsulant: Silicone
  • End caps: Stainless steel
  • Core: Ceramic steatite or alumina
  • Housing:
    Aluminum with hard anodic coating
  • Element:
    Copper-nickel alloy, nickel-chrome alloy or manganese copper
  • Standard Terminals:
    5~50W Tinned terminals 100~250W Threaded terminals

 
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